export default  {
	"title": '多媒体制作_在线3',
	"testId": '195988',
	"praxiseList": [
		{
			"id": 290816,
			"title": "以下属于无损压缩编码的有（ ）。",
			"options": "[\"预测编码\",\"哈夫曼编码\",\"子带编码\",\"行程编码\"]",
			"answer": "[2,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290817,
			"title": "下列（ ）是运动图像专家组制定的视频压缩标准。",
			"options": "[\"MPEG－1\",\"MPEG－2\",\"MPEG－3\",\"MPEG－4\"]",
			"answer": "[1,2,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290818,
			"title": "对图像文件采用有损压缩，可以将文件压缩的更小，减少存储空间。（ ）",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290819,
			"title": "媒体信息数字化以后，体积减少了，信息量也减少了。（ ）",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290820,
			"title": "多媒体计算机系统就是有声卡的计算机系统。（）",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290821,
			"title": "在设计多媒体作品的界面时，要尽可能的多用颜色，使得界面更美观。（ ）",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290822,
			"title": "图形文件中是以指令集合的形式来描述的，数据量较小。（ ）",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290823,
			"title": "制作多媒体作品首先要写出脚本设计，然后画出规划图。（ ）",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290824,
			"title": "位图图像的最大优点是容易进行移动、缩放、旋转和扭曲等变换。（ ）",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290825,
			"title": "一幅位图图像在同一显示器上显示，显示器显示分辨率设的越大，图像显示的范围越小。（ ）",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290826,
			"title": "JPEG标准适合于静止图像，MPEG标准适用于动态图像。( )",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290827,
			"title": "BMP格式的图像转换为JPG格式，文件大小基本不变。（ ）",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290788,
			"title": "在多媒体软件开发中，信息设计师属于 中的一类。",
			"options": "[\"项目经理\",\"脚本设计师\",\"专业设计师\",\"多媒体软件工程师\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290789,
			"title": "在多媒体软件开发中， 阶段的任务是按照需求规划，将系统内容用具体文字表示，并标注好所需的媒体和表现方式。",
			"options": "[\"系统测试\",\"编码集成\",\"素材制作\",\"脚本设计\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290790,
			"title": "在多媒体软件开发中， 负责通过多媒体著作工具或编程语言把一个项目中的多媒体素材集成为一个完整的多媒体系统，同时负责项目的各项测试工作。",
			"options": "[\"项目经理\",\"脚本创作师\",\"专业设计师\",\"多媒体软件工程师\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290791,
			"title": "在多媒体课件中，课件能够根据用户答题情况给予正确和错误的回复，突出显示了多媒体技术的(??? )。",
			"options": "[\"多样性\",\"非线性\",\"集成性\",\"交互性\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290792,
			"title": "在多媒体计算机中，静态媒体是指",
			"options": "[\"音频\",\"图像\",\"动画\",\"视频\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290793,
			"title": "在多媒体信息检索中，基于内容检索的体系结构可分为（ ）。",
			"options": "[\"特征库生成和查询子系统。\",\"多媒体数据管理和调度子系统。\",\"用户访问和数据库管理子系统。\",\"多媒体数据查询和用户访问子系统\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290794,
			"title": "在图像像素的数量不变时，增加图像的宽度和高度，图像分辨率会发生怎样的变化？（    ）",
			"options": "[\"图像分辨率降低\",\"图像分辨率增高\",\"图像分辨率不变\",\"不能进行这样的更改\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290795,
			"title": "在动画制作中，一般帧速选择为（?? ），就可以比较流畅的播放动画。",
			"options": "[\"5帧／秒\",\"10帧／秒\",\"15帧／秒\",\"100帧／秒\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290796,
			"title": "在Pow rPoint提供的各种视图中， 是唯一可以编辑幻灯片内容的视图。",
			"options": "[\"幻灯片放映视图\",\"幻灯片浏览视图\",\"普通视图\",\"备注页视图\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290797,
			"title": "在 uthorw r 中，设置过渡的周期和平滑值时， 结合方式使得过渡平滑。",
			"options": "[\"周期值适中、平滑值小\",\"周期值适中、平滑值大\",\"周期值大、平滑值小\",\"周期值大、平滑值大\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290798,
			"title": "在 uthorw r 中，下面 交互在执行时是不可见的。",
			"options": "[\"热对象\",\"热区域\",\"文本输入\",\"按键\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290799,
			"title": "图形、图像在表达信息上有其独特的视觉意义，以下不是的是（??? ）。",
			"options": "[\"能承载丰富而大量的信息\",\"能跨越语言的障碍增进交流\",\"表达信息生动直观\",\"数据易于存储、处理\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290800,
			"title": "商业展示，常常无人管理，此时应设置 方式放映演示文稿？",
			"options": "[\"演讲者放映\",\"观众自行浏览\",\"展台浏览\",\"全屏放映\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290801,
			"title": "商业展示，常常无人管理，此时应设置 方式放映演示文稿？",
			"options": "[\"演讲者放映\",\"观众自行浏览\",\".展台浏览\",\"全屏放映\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290802,
			"title": "可改写型光盘的结构中，用来记录信息的是",
			"options": "[\"塑料层\",\"反射层\",\"染料层\",\"结晶层\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290803,
			"title": "列声音文件格式中， 是波形文件格式。",
			"options": "[\"WAV\",\"MP3\",\"WMA\",\"MIDI\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290804,
			"title": "分辨率相同的两幅图像所占用的存储空间不一样，原因是",
			"options": "[\"图像中表现出的颜色数目不同\",\"图像的颜色深度不同\",\"图像的尺寸不同\",\"图像的像素分辨率不同\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290805,
			"title": "出版与图书是多媒体技术的应用领域之一，它包含",
			"options": "[\"虚拟课堂\",\"查询服务\",\"电子杂志\",\"虚拟实验室\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290806,
			"title": "关于文件的压缩，以下说法正确的是（??? ）",
			"options": "[\"文本文件与图形图像都可以采用有损压缩\",\"文本文件与图形图像都不可以采用有损压缩\",\"文本文件可以采用有损压缩，图形图像不可以\",\"图形图像可以采用有损压缩，文本文件不可以\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290807,
			"title": "关于图像数字化，以下说法错误的是：(     )。",
			"options": "[\"数字化的图像不能直接观看，必须借助播放设备及软件才能观看\",\"数字化的图像不会失真\",\"数字图像传输非常方便\",\"图像数字化就是将图像用0、1编码的形式来表示\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290808,
			"title": "多媒体著作工具可以分为以下几类( )。",
			"options": "[\"基于流程图的著作工具\",\"基于卡片的著作工具\",\"基于数据库的制作工具\",\"基于程序设计语言的制作工具\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290809,
			"title": "多媒体技术的主要特性有( )。",
			"options": "[\"多样性\",\"集成性\",\"交互性\",\"可扩充性\"]",
			"answer": "[1,2,3]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290810,
			"title": "在多媒体计算机技术中，常用的彩色空间表示有( )。",
			"options": "[\"YIQ彩色空间\",\"RGB彩色空间\",\"PAL彩色空间\",\"YUV彩色空间\"]",
			"answer": "[1,2,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290811,
			"title": "在多媒体技术中，人们通常将处理的声音媒体分为( )。",
			"options": "[\"波形声音\",\"自然声音\",\"语音\",\"音乐\"]",
			"answer": "[1,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290812,
			"title": "关于图形图像文件格式，下列说法中错误的是( )。",
			"options": "[\"BMP属于位图图像文件格式，是由苹果公司为了其MAC OS系统专门设计的\",\"TIF格式是工业的标准格式\",\"GIF文件格式属于矢量图形格式，所以体积通常比较小\",\"JPEG文件格式是有损压缩的图像文件格式\"]",
			"answer": "[1,3]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290813,
			"title": "扫描过程中最容易丢失层次的是( )。",
			"options": "[\"亮调\",\"中间调\",\"暗调\",\"以上都不对\"]",
			"answer": "[1,3]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290814,
			"title": "哈夫曼编码的主要特点有（ ）。",
			"options": "[\"无歧义性，能正确地恢复原信号\",\"有两种赋值方式\",\"编码出来的字长不统一，硬件实现困难\",\"对不同的信号源，编码效率不同\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290815,
			"title": "关于MOS，以下说法正确的有（ ）。",
			"options": "[\"用于音频、视频质量的主观评价领域，含义是“平均主观得分”\",\"可分为5级，但不一定是整数，它是一群人测评结果的平均值\",\"1 级表示不可能通话\",\"5 级表示完美。如同面对面地交流\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:35",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		}
	]
}